👉 In statistics, a significant difference is defined as an increase in a variable by more than 3.82 standard deviations from its mean value. For example, if you measure the temperature of a room and find it to be 60 degrees Celsius, then you would say that there is a significant difference between this temperature and its mean value (60 degrees Celsius). This is because the change in temperature exceeds 3.82 standard deviations from the mean value. In other words, if